Ken Vroman

Insider

First SEC filing: Feb. 13, 2020 · Latest: Feb. 13, 2020

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.

Insider at

CME selling Feb. 13, 2025

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 61 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

61 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 15, 2025	CME	F	1,625	$258.68	$420,355	18,758 Direct	-7.97%	Disposed	5.6% (price as of 2026-08-21)
March 15, 2025	CME	A	3,668	$258.68	$948,838	20,383 Direct	+21.94%	Acquired	5.6% (price as of 2026-08-21)
Feb. 13, 2025	CME	S	5,066	$250.00	$1,266,500	16,715 Direct	-23.26%	Disposed	9.2% (price as of 2026-08-21)
Sept. 16, 2024	CME	A	3,088	$218.53	$674,821	21,781 Direct	+16.52%	Acquired	25.0% (price as of 2026-08-21)
Sept. 15, 2024	CME	F	1,292	$216.99	$280,351	18,693 Direct	-6.46%	Disposed	25.8% (price as of 2026-08-21)
March 15, 2024	CME	F	104	$217.50	$22,620	19,985 Direct	-0.52%	Disposed	25.5% (price as of 2026-08-21)
March 15, 2024	CME	F	2,345	$217.50	$510,038	20,089 Direct	-10.45%	Disposed	25.5% (price as of 2026-08-21)
March 15, 2024	CME	A	5,292	$217.50	$1,151,010	22,434 Direct	+30.87%	Acquired	25.5% (price as of 2026-08-21)
Sept. 16, 2023	CME	F	105	$206.82	$21,716	17,142 Direct	-0.61%	Disposed	32.0% (price as of 2026-08-21)
Sept. 15, 2023	CME	F	1,010	$206.82	$208,888	17,247 Direct	-5.53%	Disposed	32.0% (price as of 2026-08-21)
Sept. 15, 2023	CME	A	3,264	$206.82	$675,060	18,257 Direct	+21.77%	Acquired	32.0% (price as of 2026-08-21)
March 16, 2023	CME	F	108	$187.21	$20,219	14,993 Direct	-0.72%	Disposed	45.9% (price as of 2026-08-21)
Sept. 16, 2022	CME	F	111	$191.56	$21,263	15,101 Direct	-0.73%	Disposed	42.5% (price as of 2026-08-21)
Sept. 15, 2022	CME	A	3,540	—	—	15,212 Direct	+30.33%	Acquired	(price as of 2026-08-21)
Sept. 15, 2022	CME	F	672	$190.77	$128,197	11,672 Direct	-5.44%	Disposed	43.1% (price as of 2026-08-21)
Sept. 14, 2022	CME	F	142	$191.30	$27,165	12,344 Direct	-1.14%	Disposed	42.7% (price as of 2026-08-21)
Sept. 14, 2022	CME	F	142	—	—	12,344 Direct	-1.14%	Disposed	(price as of 2026-08-21)
Sept. 12, 2022	CME	S	750	$201.41	$151,058	12,486 Direct	-5.67%	Disposed	35.6% (price as of 2026-08-21)
March 16, 2022	CME	F	73	$242.01	$17,667	13,236 Direct	-0.55%	Disposed	12.8% (price as of 2026-08-21)
March 15, 2022	CME	F	103	$232.00	$23,896	13,309 Direct	-0.77%	Disposed	17.7% (price as of 2026-08-21)
March 15, 2022	CME	A	349	$232.00	$80,968	13,412 Direct	+2.67%	Acquired	17.7% (price as of 2026-08-21)
Nov. 9, 2021	CME	S	445	$220.00	$97,900	13,063 Direct	-3.29%	Disposed	24.1% (price as of 2026-08-21)
Sept. 16, 2021	CME	F	117	$188.69	$22,077	13,508 Direct	-0.86%	Disposed	44.7% (price as of 2026-08-21)
Sept. 15, 2021	CME	F	264	$188.96	$49,885	10,253 Direct	-2.51%	Disposed	44.5% (price as of 2026-08-21)
Sept. 15, 2021	CME	A	3,372	—	—	13,625 Direct	+32.89%	Acquired	(price as of 2026-08-21)
Sept. 15, 2021	CME	F	125	$188.96	$23,620	10,517 Direct	-1.17%	Disposed	44.5% (price as of 2026-08-21)
Sept. 14, 2021	CME	F	88	$188.85	$16,619	10,642 Direct	-0.82%	Disposed	44.6% (price as of 2026-08-21)
March 16, 2021	CME	F	78	$207.12	$16,155	10,730 Direct	-0.72%	Disposed	31.8% (price as of 2026-08-21)
March 15, 2021	CME	F	387	$209.09	$80,918	10,808 Direct	-3.46%	Disposed	30.6% (price as of 2026-08-21)
March 15, 2021	CME	A	1,316	$209.09	$275,162	11,195 Direct	+13.32%	Acquired	30.6% (price as of 2026-08-21)
Nov. 2, 2020	CME	S	4,541	$152.63	$693,093	9,879 Direct	-31.49%	Disposed	78.9% (price as of 2026-08-21)
Sept. 16, 2020	CME	F	121	$170.20	$20,594	14,420 Direct	-0.83%	Disposed	60.4% (price as of 2026-08-21)
Sept. 15, 2020	CME	A	3,124	—	—	14,541 Direct	+27.36%	Acquired	(price as of 2026-08-21)
Sept. 15, 2020	CME	F	143	$168.10	$24,038	11,417 Direct	-1.24%	Disposed	62.4% (price as of 2026-08-21)
Sept. 15, 2020	CME	F	202	$168.10	$33,956	11,560 Direct	-1.72%	Disposed	62.4% (price as of 2026-08-21)
Sept. 14, 2020	CME	F	95	$166.08	$15,778	11,762 Direct	-0.80%	Disposed	64.4% (price as of 2026-08-21)
March 16, 2020	CME	A	1,136	—	—	11,857 Direct	+10.60%	Acquired	(price as of 2026-08-21)
March 15, 2020	CME	F	282	$182.01	$51,327	10,721 Direct	-2.56%	Disposed	50.0% (price as of 2026-08-21)
March 15, 2020	CME	A	960	—	—	11,003 Direct	+9.56%	Acquired	(price as of 2026-08-21)
March 15, 2020	CME	F	282	$182.01	$51,327	10,043 Direct	-2.73%	Disposed	50.0% (price as of 2026-08-21)
March 15, 2020	CME	A	960	—	—	10,325 Direct	+10.25%	Acquired	(price as of 2026-08-21)
Sept. 16, 2013	CME	A	3,048	—	—	22,977 Direct	+15.29%	Acquired	(price as of 2026-08-21)
Sept. 15, 2013	CME	F	296	$72.35	$21,416	19,929 Direct	-1.46%	Disposed	277.4% (price as of 2026-08-21)
Sept. 15, 2013	CME	F	400	$72.35	$28,940	20,225 Direct	-1.94%	Disposed	277.4% (price as of 2026-08-21)
Sept. 15, 2013	CME	F	287	$72.35	$20,764	20,625 Direct	-1.37%	Disposed	277.4% (price as of 2026-08-21)
Sept. 14, 2013	CME	F	274	$72.35	$19,824	20,912 Direct	-1.29%	Disposed	277.4% (price as of 2026-08-21)
June 16, 2013	CME	F	70	$74.29	$5,200	21,186 Direct	-0.33%	Disposed	267.6% (price as of 2026-08-21)
March 15, 2013	CME	F	133	$63.14	$8,398	21,256 Direct	-0.62%	Disposed	332.5% (price as of 2026-08-21)
March 12, 2013	CME	M	3,200	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
March 12, 2013	CME	S	1,492	$62.69	$93,533	21,389 Direct	-6.52%	Disposed	335.6% (price as of 2026-08-21)
March 12, 2013	CME	M	3,200	$12.60	$40,320	22,881 Direct	+16.26%	Acquired	2067.1% (price as of 2026-08-21)
March 8, 2013	CME	A	1,664	—	—	19,681 Direct	+9.24%	Acquired	(price as of 2026-08-21)
Sept. 15, 2012	CME	F	318	$58.89	$18,727	18,017 Direct	-1.73%	Disposed	363.7% (price as of 2026-08-21)
Sept. 15, 2012	CME	F	427	$58.89	$25,146	18,335 Direct	-2.28%	Disposed	363.7% (price as of 2026-08-21)
Sept. 15, 2012	CME	F	279	$58.89	$16,430	18,762 Direct	-1.47%	Disposed	363.7% (price as of 2026-08-21)
Sept. 14, 2012	CME	A	3,716	—	—	19,041 Direct	+24.25%	Acquired	(price as of 2026-08-21)
June 16, 2012	CME	F	14	$277.91	$3,891	3,065 Direct	-0.45%	Disposed	391.3% (price as of 2026-08-21)
Sept. 15, 2011	CME	A	1,068	—	—	1,068 Direct	—	Acquired	(price as of 2026-08-21)
Sept. 15, 2011	CME	A	864	—	—	3,079 Direct	+39.01%	Acquired	(price as of 2026-08-21)
Sept. 15, 2010	CME	A	2,724	—	—	2,724 Direct	—	Acquired	(price as of 2026-08-21)
Sept. 15, 2010	CME	F	53	$271.49	$14,389	2,215 Direct	-2.34%	Disposed	402.9% (price as of 2026-08-21)
Sept. 15, 2010	CME	A	1,212	—	—	2,268 Direct	+114.77%	Acquired	(price as of 2026-08-21)
Sept. 15, 2009	CME	A	1,436	—	—	1,436 Direct	—	Acquired	(price as of 2026-08-21)
Sept. 15, 2009	CME	A	708	—	—	1,056 Direct	+203.45%	Acquired	(price as of 2026-08-21)
June 16, 2008	CME	A	1,230	—	—	1,230 Direct	—	Acquired	(price as of 2026-08-21)
June 16, 2008	CME	A	215	—	—	348 Direct	+161.65%	Acquired	(price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
March 12, 2013	CME	Non-Qualified Stock Option (right to buy)	Common Stock Class A (3,200)	$12.60	June 6, 2013	3,200	Disposed
Sept. 15, 2011	CME	Non-Qualified Stock Option (right to buy)	Common Stock Class A (1,068)	$271.86	Sept. 15, 2021	1,068	Acquired
Sept. 15, 2010	CME	Non-Qualified Stock Option (right to buy)	Common Stock Class A (2,724)	$271.49	Sept. 15, 2020	2,724	Acquired
Sept. 15, 2009	CME	Non-Qualified Stock Option (right to buy)	Common Stock Class A (1,436)	$284.34	Sept. 15, 2019	1,436	Acquired
June 16, 2008	CME	Non-Qualified Stock Option (right to buy)	Common Stock Class A (1,230)	$419.41	June 16, 2018	1,230	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 8 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Feb. 13, 2020	CME	Common Stock Class A	9,365	Direct
March 20, 2008	CME	Common Stock Class A	133	Direct
March 20, 2008	CME	Non-Qualified Stock Option (right to buy)→ Common Stock Class A (640)	640	Direct
March 20, 2008	CME	Non-Qualified Stock Option (right to buy)→ Common Stock Class A (680)	680	Direct
March 20, 2008	CME	Non-Qualified Stock Option (right to buy)→ Common Stock Class A (540)	540	Direct
March 20, 2008	CME	Non-Qualified Stock Option (right to buy)→ Common Stock Class A (100)	100	Direct
March 20, 2008	CME	Non-Qualified Stock Option (right to buy)→ Common Stock Class A (820)	820	Direct
March 20, 2008	CME	Non-Qualified Stock Option (right to buy)→ Common Stock Class A (815)	815	Direct